Yongsheng Zheng

Mr. Zheng has years of patent practice experience, involving patent filing, OA response, public opinion as well as patent invalidation in the fields such as chemical engineering, inorganic materials, petrochemicals, machinery and others.

He has served many large and medium-sized enterprises such Petroleum and chemical research institute of China petroleum and chemical corporation, Sinopec Engineering Construction Co., Ltd., National Institute of Clean-and-low-carbon energy, Tsinghua University, BYD Co., Ltd., Beijing Automotive Research Institute Co., Ltd., Dongxu Technology Group Co., Ltd. and Beijing Hyundai Motor Co., Ltd, etc.


  • B.S. in Applied Chemistry at Beijing University of Chemical Technology
  • M.E. in Chemical engineering and technology at Beijing University of Chemical Technology

Practice Area

Patent invalidation in the fields of materials science, petrochemical, machinery, biomedicine, etc.


  • Represented in BYD Co., Ltd. "A surface treated aluminum alloy and its surface treatment method and aluminum alloy resin composite and its preparation method" and "a mobile phone shell and its preparation method" patent invalidation case.

        Sunshine Intellectual Property Group

  • Tel: +86-10-82870718 / +86-10-84065599 


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    Address:5F,Tower A, Zhongguancun Intellectual Property Building, No.21, A, Haidian South Road, Haidian District, Beijing, P.R.China, 10080

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